The viewers feature Kopin Cyber Display Transmissive active matrix liquid crystal displays(AMLCD), which, according to marketing materials, offer the worlds highest pixel density, creating the highest resolution, and sharpest image quality for their size. The Myvus are designed to allow for an unobstructed field of vision while providing a DVD quality display. Both models have attached earbuds from Ultimate Ears and include rechargeable batteries capable of 10 hours viewing time for the Shades, and four hours viewing time for the Crystals. The Crystals look sharp!!